Examine source code of Stormy Seas

{
  "theme": {
    "images": {
      "theme_frame": "StormatSeaH.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Stormy Seas",
  "manifest_version": 2,
  "description": "clouds, dark, eclipse, lightning, moon, mystical, night, sea, sky, stars, storm, sun, weather My wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/c32dca5c13584a48d21ae2c1211b781784d643e3b4b2a5fdeea8aebaf5f8ab44/http%3A//nature.desktopnexus.com/wallpaper/968168/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/968168/</a>"
}